Electric curtain control mechanism



FIG. 1 is a perspective view of an electric curtain control mechanism showing my new design;

FIG. 2 is a front view of the design shown in FIG. 1;

FIG. 3 is a rear view of the design shown in FIG. 1;

FIG. 4 is a left side view of the design shown in FIG. 1;

FIG. 5 is a right side view of the design shown in FIG. 1;

FIG. 6 is a top view of the design shown in FIG. 1; and,

FIG. 7 is a bottom view of the design shown in FIG. 1.

The broken lines depict portions of the electric curtain control mechanism that form no part of the claimed design. 

CLAIM I claim the ornamental design for an electric curtain control mechanism, as shown and described. 